Skewer



FIG. 1 is a top perspective view of a skewer;

FIG. 2 is a front elevation view thereof, the rear elevation view being a mirror image thereof;

FIG. 3 is a top elevation view thereof, the bottom elevation view being a mirror image thereof;

FIG. 4 is a right side elevation view thereof; and,

FIG. 5 is a left side elevation view thereof. 

CLAIM The ornamental design for a skewer, as shown and described. 